MGMT$435-$ Production$/$Operations Management

$4.(1\mathrm{.}7$ pts$.$ total$)$ For the network shown in the figure below:

a$)$ Calculate the Early and Late Start and Finish times of each of the activity. $(1\mathrm{.}2$ pts$.)$

b$)$ Calculate and note the slack for each activity on the diagram. $(0\mathrm{.}3$ pts$.)$

c$)$ What is the critical path of this project? $(0\mathrm{.}1$ pts $.)$ How long will the project take $($project completion time$)?(0\mathrm{.}1$ pts $.)$